Home / 1,143,672.92-1,578,457.92-634,539.32

Finding the Fourth Proportional to 1,143,672.92, 1,578,457.92 and 634,539.32

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Solution

The fourth proportional to 1,143,672.92, 1,578,457.92 and 634,539.32 is: 875,769.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,672.92 : 1,578,457.92 = 634,539.32 : x
  2. Step 2: Convert to fraction form
    1,143,672.92/1,578,457.92 = 634,539.32/x
  3. Step 3: Cross multiply
    1,143,672.92x = 1,578,457.92 × 634,539.32
  4. Step 4: Simplify right side
    1,143,672.92x = 1,001,593,615,205.41
  5. Step 5: Solve for x
    x = 1,001,593,615,205.41/1,143,672.92
  6. Step 6: Final answer
    x = 875,769.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.